« OverflowException RuntimeException » PHP Manual 异常 The RangeException class The RangeException class (PHP 5 >= 5.1.0, PHP 7) 简介 Exception thrown to indicate range errors during program execution. Normally this means there was an arithmetic error other than under/overflow. This is the runtime version of DomainException. 类摘要 RangeException extends RuntimeException { /* 继承的属性 */ protected string $message ; protected int $code ; protected string $file ; protected int $line ; /* 继承的方法 */ final public Exception::getMessage ( void ) : string final public Exception::getPrevious ( void ) : Throwable final public Exception::getCode ( void ) : int final public Exception::getFile ( void ) : string final public Exception::getLine ( void ) : int final public Exception::getTrace ( void ) : array final public Exception::getTraceAsString ( void ) : string public Exception::__toString ( void ) : string final private Exception::__clone ( void ) : void }